Which of the following is an example of parasitism?
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a. algae living on a sloth, giving it camouflage
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b. two fish protecting each other from predators
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c. tree frogs using the trees to hide from predators
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d. fleas living on a dog, making the dog ill
subm

Anybody who knows ap biology, can you friend or message me

The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that a) the four organisms do not have a common ancestor. b) humans are more closely related to chimps than any other apes. c) chimps are more closely related to gorillas than they are to humans. eliminate d) there is no evidence if any relationship between the four branches on the tree.

All vaccination should(n’t) be mandatory! 1.at least 5 sentences explaining 2.why? 3.in the end summarize the sentence